Mock Version: 1.4.9 Mock Version: 1.4.9 ENTER ['do'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bs --target riscv64 --nodeps /builddir/build/SPECS/irc-otr.spec'], chrootPath='/var/lib/mock/f29-build-25076-13080/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'}shell=Falselogger=timeout=345600uid=998gid=135user='mockbuild'nspawn_args=[]unshare_net=FalseprintOutput=False) Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -bs --target riscv64 --nodeps /builddir/build/SPECS/irc-otr.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'} and shell False Building target platforms: riscv64 Building for target riscv64 Wrote: /builddir/build/SRPMS/irc-otr-1.0.2-6.fc29.src.rpm Child return code was: 0 ENTER ['do'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/irc-otr.spec'], chrootPath='/var/lib/mock/f29-build-25076-13080/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'}shell=Falselogger=timeout=345600uid=998gid=135user='mockbuild'nspawn_args=[]unshare_net=FalseprintOutput=False) Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/irc-otr.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'} and shell False Building target platforms: riscv64 Building for target riscv64 Executing(%prep): /bin/sh -e /var/tmp/rpm-tmp.OMLqlu + umask 022 + cd /builddir/build/BUILD + cd /builddir/build/BUILD + rm -rf irssi-otr-1.0.2 + /usr/bin/gzip -dc /builddir/build/SOURCES/irssi-otr-1.0.2.tar.gz + /usr/bin/tar -xof - + STATUS=0 + '[' 0 -ne 0 ']' + cd irssi-otr-1.0.2 + /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w . + exit 0 Executing(%build): /bin/sh -e /var/tmp/rpm-tmp.NuZ7D0 + umask 022 + cd /builddir/build/BUILD + cd irssi-otr-1.0.2 + ./bootstrap + '[' '!' -e config ']' + autoreconf -i -s libtoolize: putting auxiliary files in AC_CONFIG_AUX_DIR, 'config'. libtoolize: linking file 'config/ltmain.sh' libtoolize: putting macros in AC_CONFIG_MACRO_DIRS, 'config'. libtoolize: linking file 'config/libtool.m4' libtoolize: linking file 'config/ltoptions.m4' libtoolize: linking file 'config/ltsugar.m4' libtoolize: linking file 'config/ltversion.m4' libtoolize: linking file 'config/lt~obsolete.m4' BUILDSTDERR: configure.ac:10: installing 'config/compile' BUILDSTDERR: configure.ac:3: installing 'config/config.guess' BUILDSTDERR: configure.ac:3: installing 'config/config.sub' BUILDSTDERR: configure.ac:6: installing 'config/install-sh' BUILDSTDERR: configure.ac:6: installing 'config/missing' BUILDSTDERR: src/Makefile.am: installing 'config/depcomp' + CFLAGS='-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection' + export CFLAGS + CXXFLAGS='-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection' + export CXXFLAGS + FFLAGS='-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -I/usr/lib64/gfortran/modules' + export FFLAGS + FCFLAGS='-O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -I/usr/lib64/gfortran/modules' + export FCFLAGS + LDFLAGS='-Wl,-z,relro -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld' + export LDFLAGS + '[' 1 = 1 ']' BUILDSTDERR: +++ dirname ./configure BUILDSTDERR: ++ find . -name config.guess -o -name config.sub + for i in $(find $(dirname ./configure) -name config.guess -o -name config.sub) BUILDSTDERR: ++ basename ./config/config.sub + '[' -f /usr/lib/rpm/redhat/config.sub ']' + /usr/bin/rm -f ./config/config.sub BUILDSTDERR: ++ basename ./config/config.sub + /usr/bin/cp -fv /usr/lib/rpm/redhat/config.sub ./config/config.sub '/usr/lib/rpm/redhat/config.sub' -> './config/config.sub' + for i in $(find $(dirname ./configure) -name config.guess -o -name config.sub) BUILDSTDERR: ++ basename ./config/config.guess + '[' -f /usr/lib/rpm/redhat/config.guess ']' + /usr/bin/rm -f ./config/config.guess BUILDSTDERR: ++ basename ./config/config.guess + /usr/bin/cp -fv /usr/lib/rpm/redhat/config.guess ./config/config.guess '/usr/lib/rpm/redhat/config.guess' -> './config/config.guess' + '[' 1 = 1 ']' + '[' x '!=' 'x-Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld' ']' BUILDSTDERR: ++ find . -name ltmain.sh + for i in $(find . -name ltmain.sh) + /usr/bin/sed -i.backup -e 's~compiler_flags=$~compiler_flags="-Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld"~' ./config/ltmain.sh + ./configure --build=riscv64-koji-linux-gnu --host=riscv64-koji-linux-gnu --program-prefix= --disable-dependency-tracking --prefix=/usr --exec-prefix=/usr --bindir=/usr/bin --sbindir=/usr/sbin --sysconfdir=/etc --datadir=/usr/share --includedir=/usr/include --libdir=/usr/lib64 --libexecdir=/usr/libexec --localstatedir=/var --sharedstatedir=/var/lib --mandir=/usr/share/man --infodir=/usr/share/info --with-irssi-module-dir=/usr/lib64/irssi/modules checking build system type... riscv64-koji-linux-gnu checking host system type... riscv64-koji-linux-gnu checking target system type... riscv64-koji-linux-gnu checking for a BSD-compatible install... /usr/bin/install -c checking whether build environment is sane... yes checking for a thread-safe mkdir -p... /usr/bin/mkdir -p checking for gawk... gawk checking whether make sets $(MAKE)... yes checking whether make supports nested variables... yes checking whether make supports nested variables... (cached) yes checking for grep that handles long lines and -e... /usr/bin/grep checking for riscv64-koji-linux-gnu-gcc... no checking for gcc... gcc checking whether the C compiler works... yes checking for C compiler default output file name... a.out checking for suffix of executables... checking whether we are cross compiling... no checking for suffix of object files... o checking whether we are using the GNU C compiler... yes checking whether gcc accepts -g... yes checking for gcc option to accept ISO C89... none needed checking whether gcc understands -c and -o together... yes checking whether make supports the include directive... yes (GNU style) checking dependency style of gcc... none checking how to print strings... printf checking for a sed that does not truncate output... /usr/bin/sed checking for egrep... /usr/bin/grep -E checking for fgrep... /usr/bin/grep -F checking for ld used by gcc... /usr/bin/ld checking if the linker (/usr/bin/ld) is GNU ld... yes checking for BSD- or MS-compatible name lister (nm)... /usr/bin/nm -B checking the name lister (/usr/bin/nm -B) interface... BSD nm checking whether ln -s works... yes checking the maximum length of command line arguments... 1572864 checking how to convert riscv64-koji-linux-gnu file names to riscv64-koji-linux-gnu format... func_convert_file_noop checking how to convert riscv64-koji-linux-gnu file names to toolchain format... func_convert_file_noop checking for /usr/bin/ld option to reload object files... -r checking for riscv64-koji-linux-gnu-objdump... no checking for objdump... objdump checking how to recognize dependent libraries... pass_all checking for riscv64-koji-linux-gnu-dlltool... no checking for dlltool... no checking how to associate runtime and link libraries... printf %s\n checking for riscv64-koji-linux-gnu-ar... no checking for ar... ar checking for archiver @FILE support... @ checking for riscv64-koji-linux-gnu-strip... no checking for strip... strip checking for riscv64-koji-linux-gnu-ranlib... no checking for ranlib... ranlib checking command to parse /usr/bin/nm -B output from gcc object... ok checking for sysroot... no checking for a working dd... /usr/bin/dd checking how to truncate binary pipes... /usr/bin/dd bs=4096 count=1 checking for riscv64-koji-linux-gnu-mt... no checking for mt... no checking if : is a manifest tool... no checking how to run the C preprocessor... gcc -E checking for ANSI C header files... yes checking for sys/types.h... yes checking for sys/stat.h... yes checking for stdlib.h... yes checking for string.h... yes checking for memory.h... yes checking for strings.h... yes checking for inttypes.h... yes checking for stdint.h... yes checking for unistd.h... yes checking for dlfcn.h... yes checking for objdir... .libs checking if gcc supports -fno-rtti -fno-exceptions... no checking for gcc option to produce PIC... -fPIC -DPIC checking if gcc PIC flag -fPIC -DPIC works... yes checking if gcc static flag -static works... no checking if gcc supports -c -o file.o... yes checking if gcc supports -c -o file.o... (cached) yes checking whether the gcc linker (/usr/bin/ld) supports shared libraries... yes checking whether -lc should be explicitly linked in... no checking dynamic linker characteristics... GNU/Linux ld.so checking how to hardcode library paths into programs... immediate checking whether stripping libraries is possible... yes checking if libtool supports shared libraries... yes checking whether to build shared libraries... yes checking whether to build static libraries... no checking for pthread_create in -lpthread... yes checking for riscv64-koji-linux-gnu-pkg-config... no checking for pkg-config... /usr/bin/pkg-config checking pkg-config is at least version 0.16... yes checking for GLIB - version >= 2.22.0... yes (version 2.57.2) checking for libgcrypt-config... /usr/bin/libgcrypt-config checking for LIBGCRYPT - version >= 1.2.0... yes (1.8.3) checking LIBGCRYPT API version... okay checking for libotr CFLAGS... checking for libotr LIBS... -lotr checking for libotr headers version 4.x >= 4.1.0... found. checking for otrl_message_receiving in -lotr... yes checking for GMODULE... yes checking for irssi/src/common.h... yes checking for irssi/src/core/commands.h... yes checking for irssi/src/core/modules.h... yes checking for irssi/src/core/servers.h... yes checking for irssi/src/core/signals.h... yes checking for irssi/src/core/levels.h... yes checking for irssi/src/core/queries.h... yes checking for irssi/src/core/settings.h... yes checking that generated files are newer than configure... done configure: creating ./config.status config.status: creating Makefile config.status: creating help/Makefile config.status: creating src/Makefile config.status: creating irssi-otr.spec config.status: executing depfiles commands config.status: executing libtool commands Target architecture: riscv64 Module will be installed in: /usr/lib64/irssi/modules + make -j4 Making all in help make[1]: Entering directory '/builddir/build/BUILD/irssi-otr-1.0.2/help' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/builddir/build/BUILD/irssi-otr-1.0.2/help' Making all in src make[1]: Entering directory '/builddir/build/BUILD/irssi-otr-1.0.2/src' CC otr-formats.lo CC key.lo CC cmd.lo CC otr.lo CC otr-ops.lo CC utils.lo CC module.lo CCLD libotr.la make[1]: Leaving directory '/builddir/build/BUILD/irssi-otr-1.0.2/src' make[1]: Entering directory '/builddir/build/BUILD/irssi-otr-1.0.2' make[1]: Nothing to be done for 'all-am'. make[1]: Leaving directory '/builddir/build/BUILD/irssi-otr-1.0.2' + exit 0 Executing(%install): /bin/sh -e /var/tmp/rpm-tmp.F9Xzy2 + umask 022 + cd /builddir/build/BUILD + '[' /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64 '!=' / ']' + rm -rf /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64 BUILDSTDERR: ++ dirname /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64 + mkdir -p /builddir/build/BUILDROOT + mkdir /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64 + cd irssi-otr-1.0.2 + make install DESTDIR=/builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64 Making install in help make[1]: Entering directory '/builddir/build/BUILD/irssi-otr-1.0.2/help' make[2]: Entering directory '/builddir/build/BUILD/irssi-otr-1.0.2/help' make[2]: Nothing to be done for 'install-exec-am'. /usr/bin/mkdir -p '/builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/share/irssi/help' /usr/bin/install -c -m 644 otr '/builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/share/irssi/help' make[2]: Leaving directory '/builddir/build/BUILD/irssi-otr-1.0.2/help' make[1]: Leaving directory '/builddir/build/BUILD/irssi-otr-1.0.2/help' Making install in src make[1]: Entering directory '/builddir/build/BUILD/irssi-otr-1.0.2/src' make[2]: Entering directory '/builddir/build/BUILD/irssi-otr-1.0.2/src' make[2]: Nothing to be done for 'install-exec-am'. /usr/bin/mkdir -p '/builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/lib64/irssi/modules' /bin/sh ../libtool --mode=install /usr/bin/install -c libotr.la '/builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/lib64/irssi/modules' libtool: install: /usr/bin/install -c .libs/libotr.so /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/lib64/irssi/modules/libotr.so libtool: install: /usr/bin/install -c .libs/libotr.lai /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/lib64/irssi/modules/libotr.la BUILDSTDERR: libtool: warning: remember to run 'libtool --finish /usr/lib64/irssi/modules' make install-data-hook make[3]: Entering directory '/builddir/build/BUILD/irssi-otr-1.0.2/src' chmod 644 /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64//usr/lib64/irssi/modules/libotr.so rm /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64//usr/lib64/irssi/modules/libotr.la make[3]: Leaving directory '/builddir/build/BUILD/irssi-otr-1.0.2/src' make[2]: Leaving directory '/builddir/build/BUILD/irssi-otr-1.0.2/src' make[1]: Leaving directory '/builddir/build/BUILD/irssi-otr-1.0.2/src' make[1]: Entering directory '/builddir/build/BUILD/irssi-otr-1.0.2' make[2]: Entering directory '/builddir/build/BUILD/irssi-otr-1.0.2' make[2]: Nothing to be done for 'install-exec-am'. make[2]: Nothing to be done for 'install-data-am'. make[2]: Leaving directory '/builddir/build/BUILD/irssi-otr-1.0.2' make[1]: Leaving directory '/builddir/build/BUILD/irssi-otr-1.0.2' + chmod +x /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/lib64/irssi/modules/libotr.so + /usr/lib/rpm/find-debuginfo.sh -j4 --strict-build-id -m -i --build-id-seed 1.0.2-6.fc29 --unique-debug-suffix -1.0.2-6.fc29.riscv64 --unique-debug-src-base irc-otr-1.0.2-6.fc29.riscv64 --run-dwz --dwz-low-mem-die-limit 10000000 --dwz-max-die-limit 50000000 -S debugsourcefiles.list /builddir/build/BUILD/irssi-otr-1.0.2 explicitly decompress any DWARF compressed ELF sections in /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/lib64/irssi/modules/libotr.so extracting debug info from /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/lib64/irssi/modules/libotr.so /usr/lib/rpm/sepdebugcrcfix: Updated 1 CRC32s, 0 CRC32s did match. BUILDSTDERR: 162 blocks + /usr/lib/rpm/check-buildroot + /usr/lib/rpm/redhat/brp-ldconfig BUILDSTDERR: /sbin/ldconfig: Warning: ignoring configuration file that cannot be opened: /etc/ld.so.conf: No such file or directory + /usr/lib/rpm/brp-compress + /usr/lib/rpm/brp-strip-static-archive /usr/bin/strip + /usr/lib/rpm/brp-python-bytecompile /usr/bin/python 1 1 + /usr/lib/rpm/brp-python-hardlink + /usr/lib/rpm/redhat/brp-mangle-shebangs Processing files: irc-otr-1.0.2-6.fc29.riscv64 Executing(%doc): /bin/sh -e /var/tmp/rpm-tmp.Ah3y4K + umask 022 + cd /builddir/build/BUILD + cd irssi-otr-1.0.2 + DOCDIR=/builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/share/doc/irc-otr + export LC_ALL=C + LC_ALL=C + export DOCDIR + /usr/bin/mkdir -p /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/share/doc/irc-otr + cp -pr README.md /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/share/doc/irc-otr + cp -pr ChangeLog /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/share/doc/irc-otr + exit 0 Executing(%license): /bin/sh -e /var/tmp/rpm-tmp.USMw5V + umask 022 + cd /builddir/build/BUILD + cd irssi-otr-1.0.2 + LICENSEDIR=/builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/share/licenses/irc-otr + export LC_ALL=C + LC_ALL=C + export LICENSEDIR + /usr/bin/mkdir -p /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/share/licenses/irc-otr + cp -pr LICENSE /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64/usr/share/licenses/irc-otr + exit 0 Provides: irc-otr = 1.0.2-6.fc29 irc-otr(riscv-64) = 1.0.2-6.fc29 irssi-otr = 1.0.2-6.fc29 libotr.so()(64bit) Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 Requires: ld-linux-riscv64-lp64d.so.1()(64bit) ld-linux-riscv64-lp64d.so.1(GLIBC_2.27)(64bit) libc.so.6()(64bit) libc.so.6(GLIBC_2.27)(64bit) libdl.so.2()(64bit) libgcrypt.so.20()(64bit) libgcrypt.so.20(GCRYPT_1.6)(64bit) libgpg-error.so.0()(64bit) libotr.so.5()(64bit) libpthread.so.0()(64bit) libpthread.so.0(GLIBC_2.27)(64bit) rtld(GNU_HASH) Obsoletes: irssi-otr < 1.0.0-1 Processing files: irc-otr-debugsource-1.0.2-6.fc29.riscv64 Provides: irc-otr-debugsource = 1.0.2-6.fc29 irc-otr-debugsource(riscv-64) = 1.0.2-6.fc29 Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 Processing files: irc-otr-debuginfo-1.0.2-6.fc29.riscv64 Provides: debuginfo(build-id) = a175ffd5d7e7fd1c196d90b85a2c0c87ea980035 irc-otr-debuginfo = 1.0.2-6.fc29 irc-otr-debuginfo(riscv-64) = 1.0.2-6.fc29 Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 Recommends: irc-otr-debugsource(riscv-64) = 1.0.2-6.fc29 Checking for unpackaged file(s): /usr/lib/rpm/check-files /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64 Wrote: /builddir/build/RPMS/irc-otr-1.0.2-6.fc29.riscv64.rpm Wrote: /builddir/build/RPMS/irc-otr-debugsource-1.0.2-6.fc29.riscv64.rpm Wrote: /builddir/build/RPMS/irc-otr-debuginfo-1.0.2-6.fc29.riscv64.rpm Executing(%clean): /bin/sh -e /var/tmp/rpm-tmp.sR2VaX + umask 022 + cd /builddir/build/BUILD + cd irssi-otr-1.0.2 + /usr/bin/rm -rf /builddir/build/BUILDROOT/irc-otr-1.0.2-6.fc29.riscv64 + exit 0 Child return code was: 0